# 涨停时间管理器
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"""
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涨停时间管理器
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"""
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from db import redis_manager
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from db.redis_manager import RedisUtils
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from utils import global_util, tool
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class LimitUpTimeManager:
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__limit_up_time_cache = {}
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__db = 0
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_redisManager = redis_manager.RedisManager(0)
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__instance = None
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def __new__(cls, *args, **kwargs):
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if not cls.__instance:
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cls.__instance = super(LimitUpTimeManager, cls).__new__(cls, *args, **kwargs)
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cls.load_limit_up_time()
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return cls.__instance
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@classmethod
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def load_limit_up_time(cls):
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redis = cls._redisManager.getRedis()
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try:
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keys = RedisUtils.keys(redis, "limit_up_time-*", auto_free=False)
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for key in keys:
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code = key.replace("limit_up_time-", "")
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time_ = RedisUtils.get(redis, key, auto_free=False)
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global_util.limit_up_time[code] = time_
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tool.CodeDataCacheUtil.set_cache(cls.__limit_up_time_cache, code, time_)
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finally:
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RedisUtils.realse(redis)
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def save_limit_up_time(self, code, time):
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cache_result = tool.CodeDataCacheUtil.get_cache(self.__limit_up_time_cache, code)
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if not cache_result[0] or cache_result[1] is None:
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global_util.limit_up_time[code] = time
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tool.CodeDataCacheUtil.set_cache(self.__limit_up_time_cache, code, time)
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RedisUtils.setex_async(
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self.__db, "limit_up_time-{}".format(code), tool.get_expire(), time)
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def get_limit_up_time(self, code):
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time = global_util.limit_up_time.get(code)
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if time is None:
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time = RedisUtils.get(self._redisManager.getRedis(), "limit_up_time-{}".format(code))
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if time is not None:
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global_util.limit_up_time[code] = time
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return time
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def get_limit_up_time_cache(self, code):
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cache_result = tool.CodeDataCacheUtil.get_cache(self.__limit_up_time_cache, code)
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if cache_result[0]:
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return cache_result[1]
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return None
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if __name__ == "__main__":
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list = [("1234578", "09:00:03", None), ("12345", "09:00:01", True), ("123456", "09:00:00", True),
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("123457", "09:00:04", False)]
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